noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A telescope, fitted with an attachment that blocks out direct rays from the sun, used to study and photograph the corona of the sun.
2. 2
   The attachment used in such a telescope.

Synonyms

All synonyms

observatoryplanetariumreflectorrefractorspectrographspectroscope

Etymology

From corona + -o- + -graph.